Base | Representation |
---|---|
bin | 10111110110101… |
… | …100110001001010 |
3 | 1000220002000221000 |
4 | 113312230301022 |
5 | 1304423340424 |
6 | 103413555430 |
7 | 12626525625 |
oct | 2766546112 |
9 | 1026060830 |
10 | 400215114 |
11 | 195a025a2 |
12 | b2045b76 |
13 | 64bb84a0 |
14 | 3b21cdbc |
15 | 252073c9 |
hex | 17dacc4a |
400215114 has 32 divisors (see below), whose sum is σ = 957781440. Its totient is φ = 123142896.
The previous prime is 400215103. The next prime is 400215119. The reversal of 400215114 is 411512004.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (400215119) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 284352 + ... + 285755.
It is an arithmetic number, because the mean of its divisors is an integer number (29930670).
Almost surely, 2400215114 is an apocalyptic number.
400215114 is an abundant number, since it is smaller than the sum of its proper divisors (557566326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
400215114 is a wasteful number, since it uses less digits than its factorization.
400215114 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 570131 (or 570125 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 18.
The square root of 400215114 is about 20005.3771271626. The cubic root of 400215114 is about 736.9383571834.
Adding to 400215114 its reverse (411512004), we get a palindrome (811727118).
The spelling of 400215114 in words is "four hundred million, two hundred fifteen thousand, one hundred fourteen".
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